Merge pull request #2041 from seek4science/fds-nested-metadata-1986 #6410

Job	Run time
Tests (mysql, rails test test/unit)	26m 59s
Tests (mysql, rails test test/functional)	36m 4s
Tests (mysql, rails test test/integration)	17m 45s
Tests (mysql, rspec spec)	3m 56s
Tests (mysql, rake assets:precompile)	3m 46s
Tests (mysql, rake db:setup)	3m 17s
Tests (mysql, rake db:migrate)	3m 30s
Tests (mysql, rake seek:upgrade)	3m 22s
Tests (sqlite3, rails test test/unit)	20m 22s
	1h 59m 1s

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